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JPL Small-Body Database Browser
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249325 (2008 UA273)
Classification: Main-belt Asteroid          SPK-ID: 2249325
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1440217689990132 4.8899e-08  
a 2.738090864427094 3.1424e-08 au
q 2.343746174452266 1.4161e-07 au
i 4.057304789920301 6.447e-06 deg
node 26.88464221053864 7.6265e-05 deg
peri 212.6506181921126 7.9899e-05 deg
M 282.4977910680793 2.652e-05 deg
tp 2458956.772081563943
(2020-Apr-17.27208156)
0.00012486 TDB
period 1654.894113736596
4.53
2.8489e-05
7.8e-08
d
yr
n .2175365765167619 3.7448e-09 deg/d
Q 3.132435554401921 3.5949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      5728 days (15.68 yr)  
   first obs. used      2003-09-20  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66218  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:39  

Additional Information
 Earth MOID = 1.33277 au 
 Jupiter MOID = 1.88099 au 
 T_jup = 3.332 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO433634  
diameter diameter 2.502 km 0.837 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249325 (2008 UA273)          Discovered 2008-Oct-28 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 UA273 = 2006 GF41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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